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Finding the Fourth Proportional to 364,393.56, 503,255.16 and 277,424.82

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Solution

The fourth proportional to 364,393.56, 503,255.16 and 277,424.82 is: 383,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,393.56 : 503,255.16 = 277,424.82 : x
  2. Step 2: Convert to fraction form
    364,393.56/503,255.16 = 277,424.82/x
  3. Step 3: Cross multiply
    364,393.56x = 503,255.16 × 277,424.82
  4. Step 4: Simplify right side
    364,393.56x = 139,615,472,177.07
  5. Step 5: Solve for x
    x = 139,615,472,177.07/364,393.56
  6. Step 6: Final answer
    x = 383,144.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.